CN210898045U

CN210898045U - Cubical switchboard pressure release protective structure

Info

Publication number: CN210898045U
Application number: CN201921971270.1U
Authority: CN
Inventors: 李卜
Original assignee: Hangzhou Qianlong Power Equipment Co ltd
Current assignee: Hangzhou Qianlong Power Equipment Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-06-30
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a pressure relief protection structure of a switch cabinet, which comprises a switch cabinet main body, wherein the top part of the inner wall at one side of the switch cabinet main body is fixedly connected with a mounting box, a press switch is fixedly arranged on the inner wall at one side of the mounting box, a transmission mechanism is arranged inside the mounting box, the transmission mechanism comprises a bottom plate and a transmission block, the bottom end of the bottom plate is fixedly connected with the inner wall at the bottom end of the mounting box, the top surface of the bottom plate is an inclined plane, wheel grooves are respectively arranged at the two sides of the top end of the bottom plate, the transmission block is arranged above the bottom plate, rollers are respectively arranged at the two sides of the bottom end of the transmission block, the rollers are in rolling connection with the wheel grooves, and the middle part of one side wall of the transmission block is fixedly connected with a connecting rod. Simple structure, low cost, sensitive and rapid response.

Description

Cubical switchboard pressure release protective structure

Technical Field

The utility model relates to a pressure release protective structure, in particular to cubical switchboard pressure release protective structure.

Background

The switch cabinet is a switch device suitable for power utilization occasions, and mainly has the functions of opening, closing, controlling and protecting in the process of generating, transmitting, distributing and converting electric energy in an electric power system, and is mainly applied to various different occasions such as power plants, transformer substations, petrochemical industry, industrial and mining enterprises, residential quarters, high-rise buildings and the like.

The utility model discloses a patent number 201820512447.0's utility model introduces "a cubical switchboard pressure relief device", be in including cubical switchboard and setting pressure release mouth department that the upper end of cubical switchboard is used for releasing high temperature high-pressure gas's pressure release roof, the pressure release roof passes through the nylon screw fixation and sets up on the cubical switchboard, still including setting up pressure release mouth department on the lateral wall of cubical switchboard is used for releasing high temperature high-pressure gas's pressure release curb plate, fixed setting are in the top of cubical switchboard is used for preventing dust cover and the fixed setting that get into the inboard of cubical switchboard is used for monitoring the inductor of temperature and pressure, the pressure release roof passes through folded plate fixed connection pressure release curb plate, the cubical switchboard inlays and is equipped with the suit nut who is used for connecting the nylon screw, be equipped with on the suit nut by the heater of inductor control.

The technical scheme has the following defects:

1. the temperature sensor, the air pressure sensor and the controller are arranged, a plurality of control elements are not only high in cost, but also difficult to maintain, the pressure relief operation difficulty is large for an operator, the controller needs to send signals to the controller after the sensors detect, the controller executes operation again, certain delay exists, and after any part works abnormally, the pressure relief work cannot be normally carried out.

2. After the pressure relief is completed, an operator needs to manually reset to keep the next pressure relief function, and once the operator forgets, serious safety accidents can occur after the next fault occurs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cubical switchboard pressure release protective structure to solve the high cost, the maintenance difficulty that propose in the above-mentioned background art, operating procedure complicated problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cubical switchboard pressure release protective structure, includes the cubical switchboard main part, the top fixedly connected with mounting box of cubical switchboard main part one side inner wall, mounting box one side inner wall fixed mounting has press the switch, the inside of mounting box is equipped with drive mechanism.

As a preferred technical scheme of the utility model, drive mechanism includes bottom plate and transmission block, the bottom of bottom plate and the bottom inner wall fixed connection of mounting box, the top surface of bottom plate is the inclined plane, the both sides on bottom plate top have all dug the wheel groove, the top of bottom plate is arranged in to the transmission block, the gyro wheel is all installed to the both sides of transmission block bottom.

As a preferred technical scheme of the utility model, gyro wheel and race roll connection, the middle part fixedly connected with connecting rod of a transmission piece lateral wall, the one end fixedly connected with of connecting rod presses the briquetting, the top fixedly connected with transfer line of another lateral wall of transmission piece, the one end fixedly connected with slurcam of transmission piece is kept away from to the transfer line.

As a preferred technical scheme of the utility model, the equal fixedly connected with slider in middle part of transmission block both sides side, the spout has all been dug at the middle part of mounting box both sides inner wall, slider and spout sliding connection.

As a preferred technical scheme of the utility model, press the switch and be from reset formula press the switch, press the switch size and match with according to the briquetting size.

As a preferred technical scheme of the utility model, the bottom block of mounting box one end is connected with the baffle, the middle part fixedly connected with of baffle bottom holds the board.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses set up slurcam and transmission piece, rising the back when the inside atmospheric pressure value of cubical switchboard, gaseous removal that directly promotes the transmission piece extrudees push switch, has compensatied detection device and has the defect of deferrability, simple structure, with low costs, and the reaction is sensitive, rapid, is convenient for maintain simultaneously.

2. The utility model discloses set up the bottom plate on top surface inclined plane, under the use of cooperation gyro wheel, can rely on gravity automatic re-setting behind the pressure release, prevent that the maintainer from forgetting, can repetitious usage, excellent in use effect, easy operation.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a right side view of the mounting box portion of the present invention;

FIG. 3 is a schematic structural view of the baffle plate of the present invention;

FIG. 4 is a left side view of the transmission block portion of the present invention;

fig. 5 is a schematic structural view of the pushing plate portion of the present invention.

In the figure: 1. a switch cabinet main body; 2. mounting a box; 3. a push switch; 4. a transmission block; 5. a base plate; 6. a roller; 7. a pressing block; 8. a chute; 9. a transmission rod; 10. a push plate; 11. a baffle plate; 12. holding the plate; 13. a wheel groove; 14. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution of a switch cabinet pressure relief protection structure:

according to fig. 1, including cubical switchboard main part 1, the top fixedly connected with mounting box 2 of cubical switchboard main part 1 one side inner wall, mounting box 2 one side inner wall fixed mounting has press switch 3, and the inside of mounting box 2 is equipped with drive mechanism, simple structure, with low costs, and the reaction is sensitive, rapid.

Wherein, gyro wheel 6 and race 13 roll connection, the middle part fixedly connected with connecting rod of 4 lateral walls of transmission piece, the one end fixedly connected with of connecting rod presses briquetting 7, the top fixedly connected with transfer line 9 of 4 another lateral walls of transmission piece, the one end fixedly connected with slurcam 10 of transmission piece 4 is kept away from to transfer line 9, when producing high temperature high-pressure gas, gas can drive the removal of slurcam 10, slurcam 10 is made for light material, the lifting surface is big, the quality is light, the transmission effect is better.

Then, the push switch 3 is a self-reset push switch, the size of the push switch 3 is matched with that of the push block 7, when the push block 7 extrudes the push switch 3, the push switch 3 is turned on, and when the push block 7 leaves, the push switch 3 is reset and turned off, so that automatic control is realized.

Finally, the bottom block of mounting box 2 one end is connected with baffle 11, and the middle part fixedly connected with of baffle 11 bottom holds board 12, can hold and hold board 12, dismantles baffle 11 from mounting box 2, the inside maintenance work of mounting box 2 of being convenient for.

According to fig. 1 and 2, drive mechanism includes bottom plate 5 and transmission block 4, the bottom of bottom plate 5 and the bottom inner wall fixed connection of mounting box 2, the top surface of bottom plate 5 is the inclined plane, wheel groove 13 has all been dug to the both sides on bottom plate 5 top, the top of bottom plate 5 is arranged in to transmission block 4, gyro wheel 6 is all installed to the both sides of transmission block 4 bottom, made up the defect that detection device has the delay, moreover, the steam generator is simple in structure, low cost, the reaction is sensitive, rapidly, the maintenance of being convenient for simultaneously.

According to fig. 1 and 4, the middle parts of two sides of the transmission block 4 are fixedly connected with sliding blocks 14, the middle parts of the inner walls of two sides of the mounting box 2 are provided with sliding grooves 8, the sliding blocks 14 are in sliding connection with the sliding grooves 8, the movement of the transmission block 4 is limited, and the stable movement and resetting of the transmission block 4 are guaranteed.

When the pressure relief protection structure is used, the utility model relates to a switch cabinet pressure relief protection structure, a mounting box 2 is mounted on the inner wall of a switch cabinet main body 1, a push switch 3 is electrically connected with a heater in the switch cabinet main body 1, when high-temperature high-pressure gas is generated in the switch cabinet main body 1, the gas pushes a push plate 10 to drive a transmission block 4 to move, at the moment, a roller 6 rolls along a wheel groove 13, the pushing force of the high-temperature high-pressure gas is greater than the gravity resistance, the transmission block 4 is gradually close to the push switch 3, the push block 7 gradually extrudes the push switch 3, so that the push switch 3 controls the heater to be turned on, the heater melts a nylon screw to realize pressure relief, the gas pressure in the switch cabinet main body 1 is reduced after the pressure relief, the stress of the push plate 10 is reduced, after the gravity is greater than the gas pressure, because the top surface of a bottom plate 5, from formula that resets press the switch and reset and close to the heater is closed, accomplishes the pressure release process, and after using a period, the operator can hold and hold board 12, dismantles baffle 11 from mounting box 2, takes out transmission block 4 and maintains, can carry out periodic maintenance to the structure of mounting box 2 inside simultaneously, keeps sensitive transmission function.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cubical switchboard pressure release protective structure, includes cubical switchboard main part (1), its characterized in that: the top fixedly connected with mounting box (2) of cubical switchboard main part (1) one side inner wall, mounting box (2) one side inner wall fixed mounting has press switch (3), the inside of mounting box (2) is equipped with drive mechanism.

2. The switch cabinet pressure relief protection structure according to claim 1, characterized in that: drive mechanism includes bottom plate (5) and transmission piece (4), the bottom of bottom plate (5) and the bottom inner wall fixed connection of mounting box (2), the top surface of bottom plate (5) is the inclined plane, the chisel has race (13) all to open in the both sides on bottom plate (5) top, the top of bottom plate (5) is arranged in transmission piece (4), gyro wheel (6) are all installed to the both sides of transmission piece (4) bottom.

3. The switch cabinet pressure relief protection structure according to claim 2, characterized in that: the roller (6) is in rolling connection with the roller groove (13), the connecting rod is fixedly connected to the middle of one side wall of the transmission block (4), the pressing block (7) is fixedly connected to one end of the connecting rod, the transmission rod (9) is fixedly connected to the top of the other side wall of the transmission block (4), and the pushing plate (10) is fixedly connected to one end, far away from the transmission block (4), of the transmission rod (9).

4. The switch cabinet pressure relief protection structure according to claim 2, characterized in that: the equal fixedly connected with slider (14) in middle part on both sides of drive block (4), spout (8) have all been dug in the middle part of mounting box (2) both sides inner wall, slider (14) and spout (8) sliding connection.

5. The switch cabinet pressure relief protection structure according to claim 3, characterized in that: the press switch (3) is a self-reset press switch, and the size of the press switch (3) is matched with that of the press block (7).

6. The switch cabinet pressure relief protection structure according to claim 1, characterized in that: the bottom block of mounting box (2) one end is connected with baffle (11), the middle part fixedly connected with of baffle (11) bottom holds board (12).